WO2009057183A1 - ネットワーク符号化方法およびネットワーク符号化装置 - Google Patents

ネットワーク符号化方法およびネットワーク符号化装置 Download PDF

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Publication number
WO2009057183A1
WO2009057183A1 PCT/JP2007/001202 JP2007001202W WO2009057183A1 WO 2009057183 A1 WO2009057183 A1 WO 2009057183A1 JP 2007001202 W JP2007001202 W JP 2007001202W WO 2009057183 A1 WO2009057183 A1 WO 2009057183A1
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WO
WIPO (PCT)
Prior art keywords
network encoding
station
modulation scheme
relay station
symbol
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2007/001202
Other languages
English (en)
French (fr)
Inventor
Jianming Wu
Yoshinori Tanaka
Kazuhisa Obuchi
Mitsuhiro Azuma
Tomohiko Taniguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to KR1020107009060A priority Critical patent/KR101036092B1/ko
Priority to JP2009538861A priority patent/JP4915450B2/ja
Priority to EP07827981.7A priority patent/EP2207274B1/en
Priority to PCT/JP2007/001202 priority patent/WO2009057183A1/ja
Priority to CN200780101301.1A priority patent/CN101843008B/zh
Publication of WO2009057183A1 publication Critical patent/WO2009057183A1/ja
Priority to US12/767,913 priority patent/US8509136B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/20—Repeater circuits; Relay circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H04B7/15521—Ground-based stations combining by calculations packets received from different stations before transmitting the combined packets as part of network coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0076—Distributed coding, e.g. network coding, involving channel coding
    • H04L1/0077—Cooperative coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2603—Arrangements for wireless physical layer control
    • H04B7/2606—Arrangements for base station coverage control, e.g. by using relays in tunnels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

Abstract

　基地局ＢＳは、中継局ＲＳへ下りリンクデータを送信する。移動局ＭＳは、中継局ＭＳへ上りリンクデータを送信する。中継局ＭＳは、上りリンクデータを基地局ＢＳへ送信するための第１の変調方式を決定し、下りリンクデータを移動局ＭＳへ送信するための第２の変調方式を決定する。中継局ＲＳは、第１の変調方式により得られるシンボル列および第２の変調方式により得られるシンボル列を、互いにシンボル毎に乗算し、その乗算結果を基地局ＢＳおよび移動局へマルチキャストする。
PCT/JP2007/001202 2007-11-02 2007-11-02 ネットワーク符号化方法およびネットワーク符号化装置 Ceased WO2009057183A1 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020107009060A KR101036092B1 (ko) 2007-11-02 2007-11-02 네트워크 부호화 방법 및 네트워크 부호화 장치
JP2009538861A JP4915450B2 (ja) 2007-11-02 2007-11-02 ネットワーク符号化方法およびネットワーク符号化装置
EP07827981.7A EP2207274B1 (en) 2007-11-02 2007-11-02 Network encoding method and network encoding apparatus
PCT/JP2007/001202 WO2009057183A1 (ja) 2007-11-02 2007-11-02 ネットワーク符号化方法およびネットワーク符号化装置
CN200780101301.1A CN101843008B (zh) 2007-11-02 2007-11-02 网络编码方法和网络编码装置
US12/767,913 US8509136B2 (en) 2007-11-02 2010-04-27 Network coding method and network coding apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/001202 WO2009057183A1 (ja) 2007-11-02 2007-11-02 ネットワーク符号化方法およびネットワーク符号化装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/767,913 Continuation US8509136B2 (en) 2007-11-02 2010-04-27 Network coding method and network coding apparatus

Publications (1)

Publication Number Publication Date
WO2009057183A1 true WO2009057183A1 (ja) 2009-05-07

Family

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PCT/JP2007/001202 Ceased WO2009057183A1 (ja) 2007-11-02 2007-11-02 ネットワーク符号化方法およびネットワーク符号化装置

Country Status (6)

Country Link
US (1) US8509136B2 (ja)
EP (1) EP2207274B1 (ja)
JP (1) JP4915450B2 (ja)
KR (1) KR101036092B1 (ja)
CN (1) CN101843008B (ja)
WO (1) WO2009057183A1 (ja)

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CN101969668A (zh) * 2010-10-24 2011-02-09 天津大学 一种用于无线协作中继系统的数据传输方法
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JPWO2009141975A1 (ja) * 2008-05-21 2011-09-29 パナソニック株式会社 無線通信装置および無線通信システム
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JP2013536626A (ja) * 2010-07-29 2013-09-19 トムソン ライセンシング ３ノード双方向協働のためのマルチイン・マルチアウト・ネットワーク符号化増幅転送中継方式
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Publication number Priority date Publication date Assignee Title
JP2009135928A (ja) * 2007-11-30 2009-06-18 Ntt Docomo Inc マルチホップリレーシステムの双方向データ伝送処理方法及び中間装置
US8743769B2 (en) 2008-05-21 2014-06-03 Panasonic Corporation Radio communication device and radio communication system
JPWO2009141975A1 (ja) * 2008-05-21 2011-09-29 パナソニック株式会社 無線通信装置および無線通信システム
WO2011013355A1 (ja) * 2009-07-28 2011-02-03 パナソニック株式会社 無線中継装置および無線中継方法
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JP2014179997A (ja) * 2009-10-22 2014-09-25 Interdigital Patent Holdings Inc 物理レイヤネットワーク符号化を用いる双方向中継方式のための方法および装置
WO2011055342A3 (en) * 2009-11-09 2011-07-21 Telefonaktiebolaget L M Ericsson (Publ) Multi-domain network coding
JP2013536626A (ja) * 2010-07-29 2013-09-19 トムソン ライセンシング ３ノード双方向協働のためのマルチイン・マルチアウト・ネットワーク符号化増幅転送中継方式
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CN101969668A (zh) * 2010-10-24 2011-02-09 天津大学 一种用于无线协作中继系统的数据传输方法
JP2023524621A (ja) * 2020-05-20 2023-06-13 キヤノン株式会社 ネットワーク符号化を構成しネットワーク符号化のアクティブ化を制御するための方法および装置
JP7500748B2 (ja) 2020-05-20 2024-06-17 キヤノン株式会社 ネットワーク符号化を構成しネットワーク符号化のアクティブ化を制御するための方法および装置
US12388565B2 (en) 2020-05-20 2025-08-12 Canon Kabushiki Kaisha Method and apparatus for configuring network coding and controlling network coding activation

Also Published As

Publication number Publication date
CN101843008B (zh) 2014-06-04
EP2207274A4 (en) 2012-09-26
JP4915450B2 (ja) 2012-04-11
EP2207274B1 (en) 2014-11-19
KR20100058669A (ko) 2010-06-03
US20110110284A1 (en) 2011-05-12
EP2207274A1 (en) 2010-07-14
JPWO2009057183A1 (ja) 2011-03-10
KR101036092B1 (ko) 2011-05-19
CN101843008A (zh) 2010-09-22
US8509136B2 (en) 2013-08-13

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